foundation-sites/dist/js/plugins/foundation.equalizer.js

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		exports["foundation.equalizer"] = factory(require("./foundation.core"), require("./foundation.util.imageLoader"), require("./foundation.util.mediaQuery"), require("jquery"));
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/***/ "./foundation.core":
/*!****************************************************************************************************************************************************************!*\
  !*** external {"root":["__FOUNDATION_EXTERNAL__","foundation.core"],"amd":"./foundation.core","commonjs":"./foundation.core","commonjs2":"./foundation.core"} ***!
  \****************************************************************************************************************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

module.exports = __WEBPACK_EXTERNAL_MODULE__foundation_core__;

/***/ }),

/***/ "./foundation.util.imageLoader":
/*!****************************************************************************************************************************************************************************************************************!*\
  !*** external {"root":["__FOUNDATION_EXTERNAL__","foundation.util.imageLoader"],"amd":"./foundation.util.imageLoader","commonjs":"./foundation.util.imageLoader","commonjs2":"./foundation.util.imageLoader"} ***!
  \****************************************************************************************************************************************************************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

module.exports = __WEBPACK_EXTERNAL_MODULE__foundation_util_imageLoader__;

/***/ }),

/***/ "./foundation.util.mediaQuery":
/*!************************************************************************************************************************************************************************************************************!*\
  !*** external {"root":["__FOUNDATION_EXTERNAL__","foundation.util.mediaQuery"],"amd":"./foundation.util.mediaQuery","commonjs":"./foundation.util.mediaQuery","commonjs2":"./foundation.util.mediaQuery"} ***!
  \************************************************************************************************************************************************************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

module.exports = __WEBPACK_EXTERNAL_MODULE__foundation_util_mediaQuery__;

/***/ }),

/***/ "./js/entries/plugins/foundation.equalizer.js":
/*!****************************************************!*\
  !*** ./js/entries/plugins/foundation.equalizer.js ***!
  \****************************************************/
/*! exports provided: Foundation, Equalizer */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony import */ var _foundation_core__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./foundation.core */ "./foundation.core");
/* harmony import */ var _foundation_core__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(_foundation_core__WEBPACK_IMPORTED_MODULE_0__);
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "Foundation", function() { return _foundation_core__WEBPACK_IMPORTED_MODULE_0__["Foundation"]; });

/* harmony import */ var _foundation_equalizer__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ../../foundation.equalizer */ "./js/foundation.equalizer.js");
/* harmony reexport (safe) */ __webpack_require__.d(__webpack_exports__, "Equalizer", function() { return _foundation_equalizer__WEBPACK_IMPORTED_MODULE_1__["Equalizer"]; });



_foundation_core__WEBPACK_IMPORTED_MODULE_0__["Foundation"].plugin(_foundation_equalizer__WEBPACK_IMPORTED_MODULE_1__["Equalizer"], 'Equalizer');


/***/ }),

/***/ "./js/foundation.equalizer.js":
/*!************************************!*\
  !*** ./js/foundation.equalizer.js ***!
  \************************************/
/*! exports provided: Equalizer */
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "Equalizer", function() { return Equalizer; });
/* harmony import */ var jquery__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! jquery */ "jquery");
/* harmony import */ var jquery__WEBPACK_IMPORTED_MODULE_0___default = /*#__PURE__*/__webpack_require__.n(jquery__WEBPACK_IMPORTED_MODULE_0__);
/* harmony import */ var _foundation_util_mediaQuery__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./foundation.util.mediaQuery */ "./foundation.util.mediaQuery");
/* harmony import */ var _foundation_util_mediaQuery__WEBPACK_IMPORTED_MODULE_1___default = /*#__PURE__*/__webpack_require__.n(_foundation_util_mediaQuery__WEBPACK_IMPORTED_MODULE_1__);
/* harmony import */ var _foundation_util_imageLoader__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./foundation.util.imageLoader */ "./foundation.util.imageLoader");
/* harmony import */ var _foundation_util_imageLoader__WEBPACK_IMPORTED_MODULE_2___default = /*#__PURE__*/__webpack_require__.n(_foundation_util_imageLoader__WEBPACK_IMPORTED_MODULE_2__);
/* harmony import */ var _foundation_core_utils__WEBPACK_IMPORTED_MODULE_3__ = __webpack_require__(/*! ./foundation.core.utils */ "./foundation.core");
/* harmony import */ var _foundation_core_utils__WEBPACK_IMPORTED_MODULE_3___default = /*#__PURE__*/__webpack_require__.n(_foundation_core_utils__WEBPACK_IMPORTED_MODULE_3__);


function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

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function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }






/**
 * Equalizer module.
 * @module foundation.equalizer
 * @requires foundation.util.mediaQuery
 * @requires foundation.util.imageLoader if equalizer contains images
 */

var Equalizer =
/*#__PURE__*/
function (_Plugin) {
  _inherits(Equalizer, _Plugin);

  function Equalizer() {
    _classCallCheck(this, Equalizer);

    return _possibleConstructorReturn(this, _getPrototypeOf(Equalizer).apply(this, arguments));
  }

  _createClass(Equalizer, [{
    key: "_setup",

    /**
     * Creates a new instance of Equalizer.
     * @class
     * @name Equalizer
     * @fires Equalizer#init
     * @param {Object} element - jQuery object to add the trigger to.
     * @param {Object} options - Overrides to the default plugin settings.
     */
    value: function _setup(element, options) {
      this.$element = element;
      this.options = jquery__WEBPACK_IMPORTED_MODULE_0___default.a.extend({}, Equalizer.defaults, this.$element.data(), options);
      this.className = 'Equalizer'; // ie9 back compat

      this._init();
    }
    /**
     * Initializes the Equalizer plugin and calls functions to get equalizer functioning on load.
     * @private
     */

  }, {
    key: "_init",
    value: function _init() {
      var eqId = this.$element.attr('data-equalizer') || '';
      var $watched = this.$element.find("[data-equalizer-watch=\"".concat(eqId, "\"]"));

      _foundation_util_mediaQuery__WEBPACK_IMPORTED_MODULE_1__["MediaQuery"]._init();

      this.$watched = $watched.length ? $watched : this.$element.find('[data-equalizer-watch]');
      this.$element.attr('data-resize', eqId || Object(_foundation_core_utils__WEBPACK_IMPORTED_MODULE_3__["GetYoDigits"])(6, 'eq'));
      this.$element.attr('data-mutate', eqId || Object(_foundation_core_utils__WEBPACK_IMPORTED_MODULE_3__["GetYoDigits"])(6, 'eq'));
      this.hasNested = this.$element.find('[data-equalizer]').length > 0;
      this.isNested = this.$element.parentsUntil(document.body, '[data-equalizer]').length > 0;
      this.isOn = false;
      this._bindHandler = {
        onResizeMeBound: this._onResizeMe.bind(this),
        onPostEqualizedBound: this._onPostEqualized.bind(this)
      };
      var imgs = this.$element.find('img');
      var tooSmall;

      if (this.options.equalizeOn) {
        tooSmall = this._checkMQ();
        jquery__WEBPACK_IMPORTED_MODULE_0___default()(window).on('changed.zf.mediaquery', this._checkMQ.bind(this));
      } else {
        this._events();
      }

      if (typeof tooSmall !== 'undefined' && tooSmall === false || typeof tooSmall === 'undefined') {
        if (imgs.length) {
          Object(_foundation_util_imageLoader__WEBPACK_IMPORTED_MODULE_2__["onImagesLoaded"])(imgs, this._reflow.bind(this));
        } else {
          this._reflow();
        }
      }
    }
    /**
     * Removes event listeners if the breakpoint is too small.
     * @private
     */

  }, {
    key: "_pauseEvents",
    value: function _pauseEvents() {
      this.isOn = false;
      this.$element.off({
        '.zf.equalizer': this._bindHandler.onPostEqualizedBound,
        'resizeme.zf.trigger': this._bindHandler.onResizeMeBound,
        'mutateme.zf.trigger': this._bindHandler.onResizeMeBound
      });
    }
    /**
     * function to handle $elements resizeme.zf.trigger, with bound this on _bindHandler.onResizeMeBound
     * @private
     */

  }, {
    key: "_onResizeMe",
    value: function _onResizeMe(e) {
      this._reflow();
    }
    /**
     * function to handle $elements postequalized.zf.equalizer, with bound this on _bindHandler.onPostEqualizedBound
     * @private
     */

  }, {
    key: "_onPostEqualized",
    value: function _onPostEqualized(e) {
      if (e.target !== this.$element[0]) {
        this._reflow();
      }
    }
    /**
     * Initializes events for Equalizer.
     * @private
     */

  }, {
    key: "_events",
    value: function _events() {
      var _this = this;

      this._pauseEvents();

      if (this.hasNested) {
        this.$element.on('postequalized.zf.equalizer', this._bindHandler.onPostEqualizedBound);
      } else {
        this.$element.on('resizeme.zf.trigger', this._bindHandler.onResizeMeBound);
        this.$element.on('mutateme.zf.trigger', this._bindHandler.onResizeMeBound);
      }

      this.isOn = true;
    }
    /**
     * Checks the current breakpoint to the minimum required size.
     * @private
     */

  }, {
    key: "_checkMQ",
    value: function _checkMQ() {
      var tooSmall = !_foundation_util_mediaQuery__WEBPACK_IMPORTED_MODULE_1__["MediaQuery"].is(this.options.equalizeOn);

      if (tooSmall) {
        if (this.isOn) {
          this._pauseEvents();

          this.$watched.css('height', 'auto');
        }
      } else {
        if (!this.isOn) {
          this._events();
        }
      }

      return tooSmall;
    }
    /**
     * A noop version for the plugin
     * @private
     */

  }, {
    key: "_killswitch",
    value: function _killswitch() {
      return;
    }
    /**
     * Calls necessary functions to update Equalizer upon DOM change
     * @private
     */

  }, {
    key: "_reflow",
    value: function _reflow() {
      if (!this.options.equalizeOnStack) {
        if (this._isStacked()) {
          this.$watched.css('height', 'auto');
          return false;
        }
      }

      if (this.options.equalizeByRow) {
        this.getHeightsByRow(this.applyHeightByRow.bind(this));
      } else {
        this.getHeights(this.applyHeight.bind(this));
      }
    }
    /**
     * Manually determines if the first 2 elements are *NOT* stacked.
     * @private
     */

  }, {
    key: "_isStacked",
    value: function _isStacked() {
      if (!this.$watched[0] || !this.$watched[1]) {
        return true;
      }

      return this.$watched[0].getBoundingClientRect().top !== this.$watched[1].getBoundingClientRect().top;
    }
    /**
     * Finds the outer heights of children contained within an Equalizer parent and returns them in an array
     * @param {Function} cb - A non-optional callback to return the heights array to.
     * @returns {Array} heights - An array of heights of children within Equalizer container
     */

  }, {
    key: "getHeights",
    value: function getHeights(cb) {
      var heights = [];

      for (var i = 0, len = this.$watched.length; i < len; i++) {
        this.$watched[i].style.height = 'auto';
        heights.push(this.$watched[i].offsetHeight);
      }

      cb(heights);
    }
    /**
     * Finds the outer heights of children contained within an Equalizer parent and returns them in an array
     * @param {Function} cb - A non-optional callback to return the heights array to.
     * @returns {Array} groups - An array of heights of children within Equalizer container grouped by row with element,height and max as last child
     */

  }, {
    key: "getHeightsByRow",
    value: function getHeightsByRow(cb) {
      var lastElTopOffset = this.$watched.length ? this.$watched.first().offset().top : 0,
          groups = [],
          group = 0; //group by Row

      groups[group] = [];

      for (var i = 0, len = this.$watched.length; i < len; i++) {
        this.$watched[i].style.height = 'auto'; //maybe could use this.$watched[i].offsetTop

        var elOffsetTop = jquery__WEBPACK_IMPORTED_MODULE_0___default()(this.$watched[i]).offset().top;

        if (elOffsetTop != lastElTopOffset) {
          group++;
          groups[group] = [];
          lastElTopOffset = elOffsetTop;
        }

        groups[group].push([this.$watched[i], this.$watched[i].offsetHeight]);
      }

      for (var j = 0, ln = groups.length; j < ln; j++) {
        var heights = jquery__WEBPACK_IMPORTED_MODULE_0___default()(groups[j]).map(function () {
          return this[1];
        }).get();
        var max = Math.max.apply(null, heights);
        groups[j].push(max);
      }

      cb(groups);
    }
    /**
     * Changes the CSS height property of each child in an Equalizer parent to match the tallest
     * @param {array} heights - An array of heights of children within Equalizer container
     * @fires Equalizer#preequalized
     * @fires Equalizer#postequalized
     */

  }, {
    key: "applyHeight",
    value: function applyHeight(heights) {
      var max = Math.max.apply(null, heights);
      /**
       * Fires before the heights are applied
       * @event Equalizer#preequalized
       */

      this.$element.trigger('preequalized.zf.equalizer');
      this.$watched.css('height', max);
      /**
       * Fires when the heights have been applied
       * @event Equalizer#postequalized
       */

      this.$element.trigger('postequalized.zf.equalizer');
    }
    /**
     * Changes the CSS height property of each child in an Equalizer parent to match the tallest by row
     * @param {array} groups - An array of heights of children within Equalizer container grouped by row with element,height and max as last child
     * @fires Equalizer#preequalized
     * @fires Equalizer#preequalizedrow
     * @fires Equalizer#postequalizedrow
     * @fires Equalizer#postequalized
     */

  }, {
    key: "applyHeightByRow",
    value: function applyHeightByRow(groups) {
      /**
       * Fires before the heights are applied
       */
      this.$element.trigger('preequalized.zf.equalizer');

      for (var i = 0, len = groups.length; i < len; i++) {
        var groupsILength = groups[i].length,
            max = groups[i][groupsILength - 1];

        if (groupsILength <= 2) {
          jquery__WEBPACK_IMPORTED_MODULE_0___default()(groups[i][0][0]).css({
            'height': 'auto'
          });
          continue;
        }
        /**
          * Fires before the heights per row are applied
          * @event Equalizer#preequalizedrow
          */


        this.$element.trigger('preequalizedrow.zf.equalizer');

        for (var j = 0, lenJ = groupsILength - 1; j < lenJ; j++) {
          jquery__WEBPACK_IMPORTED_MODULE_0___default()(groups[i][j][0]).css({
            'height': max
          });
        }
        /**
          * Fires when the heights per row have been applied
          * @event Equalizer#postequalizedrow
          */


        this.$element.trigger('postequalizedrow.zf.equalizer');
      }
      /**
       * Fires when the heights have been applied
       */


      this.$element.trigger('postequalized.zf.equalizer');
    }
    /**
     * Destroys an instance of Equalizer.
     * @function
     */

  }, {
    key: "_destroy",
    value: function _destroy() {
      this._pauseEvents();

      this.$watched.css('height', 'auto');
    }
  }]);

  return Equalizer;
}(_foundation_core_utils__WEBPACK_IMPORTED_MODULE_3__["Plugin"]);
/**
 * Default settings for plugin
 */


Equalizer.defaults = {
  /**
   * Enable height equalization when stacked on smaller screens.
   * @option
   * @type {boolean}
   * @default false
   */
  equalizeOnStack: false,

  /**
   * Enable height equalization row by row.
   * @option
   * @type {boolean}
   * @default false
   */
  equalizeByRow: false,

  /**
   * String representing the minimum breakpoint size the plugin should equalize heights on.
   * @option
   * @type {string}
   * @default ''
   */
  equalizeOn: ''
};


/***/ }),

/***/ 6:
/*!**********************************************************!*\
  !*** multi ./js/entries/plugins/foundation.equalizer.js ***!
  \**********************************************************/
/*! no static exports found */
/***/ (function(module, exports, __webpack_require__) {

module.exports = __webpack_require__(/*! /Users/joeworkman/Development/foundation-sites/js/entries/plugins/foundation.equalizer.js */"./js/entries/plugins/foundation.equalizer.js");


/***/ }),

/***/ "jquery":
/*!********************************************************************************************!*\
  !*** external {"root":["jQuery"],"amd":"jquery","commonjs":"jquery","commonjs2":"jquery"} ***!
  \********************************************************************************************/
/*! no static exports found */
/***/ (function(module, exports) {

module.exports = __WEBPACK_EXTERNAL_MODULE_jquery__;

/***/ })

/******/ });
});
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